Questions regarding XMP when using 4 DDR5 RAM sticks

Reminder: DDR4 RAM Won't Fit Into DDR5 Slots and Vice Versa ddr4 in ddr5 slot That's doubly true now that Intel's 12th- and 13th-gen motherboards can use either DDR4 or DDR5 RAM, and AMD's Ryzen 7000 processors made the ddr4 slot As noted already, DDR5 uses a different operating voltage than DDR4, has a different architecture, and has the key slot in a different location

ddr4 slot vs ddr5 DDR5 series · DDR4 series · Industrial Motherboards · ATX · Micro ATX · Mini-ITX · SBC · X86 · ARM · Application Systems · SOC · Intel · AMD · ODM